A. Padwa, Chairman

8.45 am  

PL-1

R. GRIGG, Leeds University, United Kingdom

Heterocycle Synthesis by Palladium Catalysed Cyclisation-Anion Capture. A Powerful New Strategy.

V. Snieckus, Chairman

9.45 am  

PL-2

S. MARTIN, The University of Texas, USA

Strategies for the Synthesis of Heterocyclic Natural Products.

T. Kappe, Chairman

11.15 am

PL-3

M. REGITZ, University of Kaiserslautern, Germany

Phosphaalkynes - New Building Blocks in Heterocyclic Chemistry.

H. Mayer, Chairman

2.00 pm

IL-DA-1

L. Radu Denes, John J. Kilama, Thomas P. Selby and Ben K. Smith, E. I. du Pont Nemours and Company, USA

Aryl Substituted Quinoxalines and Related Heteroarenes as novel Herbicides prepared via Palladium-catalyzed Cross-coupling Methods.

2.30 pm

IL-DA-2

D. Keith Anderson, A. D. Dyszlewski and J. D. Clark, Monsanto Agricultural Group, USA

Chemical Aspects of several novel Azole Herbicides.

M. Hosseini, Chairman

2.00 pm

IL-Ma-1

D. N. Reinhoudt, W. Verboom, F. C. J. M. van Veggel and D. M. Rudkevich, University of Twente, Netherlands

Synthesis and Complexation Properties of Metallomacrocycles.

2.30 pm

IL-Ma-2

David St. C. Black, University of South Wales, Australia

Novel Indole-Containing Macrocycles.

L. Townsend, Chairman

2.00 pm

IL-Nu-1

S. W. Schneller, M. Koga, S. Patil, S. M. Siddiqi and X. Chen, University of South Florida, USA

5'-Nor Carboxylic Nucleosides and Nucleotides.

2.30 pm

IL-Nu-2

M. N. Preobrazhenskaya. Institute of New Antibiotics. Russia

Indole N- and C-nucleosides and Related Compounds.

P. Gregory, Chairman

2.00 pm

IL-Dy-1

S. Seshadri, University of Bombay. India

Heterocyclic Excursions in Dyestuff Chemistry.

2.30 pm

IL-Dy-2

P. Bergthaller, Bayerwerk. Germany

Heterocyclic Dyes as Image Carriers in Color Photography.

I. Ninomyia, Chairman

2.00 pm

IL-Sy-1

P. Molina, Universidad de Murcia, Spain

Bis(iminophosphoranes): New Building Blocks in Heterocyclic Chemistry.

2.30 pm

IL-Sy-2

Z.-T. Huang, Academia Sinica. China

Heterocyclic Ketene Aminals - A New Synthon for Heterocycles.

A. Aitken, Chairman

2.00 pm

IL-ST-1

G. L'abbé, University of Leuven, Belgium

λ⁴-Thia-azapentalenes as Stable Molecules and as Reactive Intermediates in Heterocyclic Ring Transformations.

2.30 pm

IL-ST-2

K. Hafner and J. Reusswig, Technische Hochschule Darmstadt, Germany

Synthesis and Properties of new S-Heterocycles derived from Cyclopentadiene Derivatives.

B. Danieli, Chairman

2.00 pm

IL-Mi-1

J. A. Joule, University of Manchester, United Kingdom

Approaches to the Synthesis of Apparicine.

2.30 pm

IL-Mi-2

P. L. McCrane, M. Jensen and T. Livinghouse, Montana State University, USA

Group IV Metal Imido Complexes. Versatile Organometallic Intermediates for the Synthesis of Heterocyclic Natural Products.

H. Mayer, Chairman

3.30 pm

OP-DA-1

D. Geffken and C. Holst, Universität Hamburg, Germany

Synthesis and Chemistry of 5-Alkoxy-2,3-dihydro-6H-1,3,4-oxadiazin-2-ones (thiones) and Perhydro-1,3,4-oxadiazin-2,5-diones

3.50 pm

OP-DA-2

Y. Kita, S. Kitagaki, H. Ueno, K. Kobayashi and S. Akai, Osaka University, Japan

An Efficient Synthesis of the DEF-Ring of Fredericamycin A through Oxidative Intramolecular [4+2]Cycloaddition of Silylene-Protected 3-Acyl-2(1H)-Pyridones.

4.10 pm

OP-DA-3

H. Waldmann, M. Braun, G. Schmidt, R. Lock and E. Blaser, Universität Bonn, Germany

Amino Acid Esters as Chiral Auxiliary Groups for the Asymmetric Synthesis of Heterocycles.

4.30 pm

OP-DA-4

Q.-H. Chen and B. Huang, Universidad de Santiago de Compostela, Spain

A Novel Chiral 5-((-)-Bornyloxy)-3,4-dichloro-2(5H)-furanone: the Efficient Optically Pure Synthesis and Stereospecific Tandem Michael Addition-Elimination Reaction.

4.50 pm

OP-DA-5

D. Kikelj, U. Źbontar and K. Eržen, University of Ljubljana, Slovenia

Synthesis of Optically Pure 3,4-dihydro-2-methyl-3-oxo-2H-1,4-benzoxazine-2-carboxylic Acids and 3,4-Dihydro-2-methyl-3-oxo-2H-1,4-benzoxazine-2-amines.

5.10 pm

OP-DA-6

A. M. Zvonok, Belorussian Institute of Technology, Republic Belarus

Functionally Substituted Oxiranyl Ketones as Suitable Substrates for the Syntheses of N-, O-, S-Heterocycloalkanones.

M. Hosseini, Chairman

3.30 pm

OP-Ma-1

S. Kim, G. H. Joe and J. Y. Do, Korea Advanced Inst. of Science and Tech, Korea

Novel Radical Cyclizations of Alkyl Azides, Synthesis of N-Heterocycles and Macrocyclic Lactams

3.50pm

OP-Ma-2

K. S. Feldman, S. M. Ensel and A. Sambandam, Penn State University, USA.

Progress in the Synthesis of Ellagitannins.

4.10pm

OP-Ma-3

M. Rothe, U. Breuksch and R. G. Berginski, University of Ulm, Germany

Multi-membered Cyclic Polyamides.

L. Townsend, Chairman

3.30pm

OP-Nu-1

N. Hussain, A. Papchikhin, N. Garg, J. Plavec and J. Chattopadhyaya, Uppsala University, Sweden

New Chemistry of 2',3'-Dideoxy-2',3'-didehydro-3'-nitrothymidine.

3.50pm

OP-Nu-2

R. F. de Boer, W. A. Hartgers, M. J. Wanner and G. J. Koomen, University of Amsterdam, Netherlands

New Inhibitors of Adenylosuccinate Lyase.

4.10pm

OP-Nu-3

S. N. Mikhailov and E. V. Efimtseva, Engelhardt Institute of Molecular Biol., Russia

Synthesis and Properties of Novel Dioxolane Analogues of 2',3'‑Dideonucleosides.

4.30pm

OP-Nu-4

P. A. Collins, M. D. McFarlane, M. W. Ritchie and D. M. Smith, University of St. Andrews, Scotland

Nucleoside Analogues Derived from 5-Membered Heterocyclic N-Oxides: Synthetic Approaches.

P. Gregory, Chairman

3.30pm

OP-Dy-1

H. Neunhoeffer, G. Lang, T. Clausen and S. Gerstung, Technische Hochschule Darmstadt, Germany

New Pyrazole Dyes.

3.50pm

OP-Dy-2

F.-P. Montforts, B. Gerlach and C. Müller, Universität Bremen, Germany

Azachlorins-synthesis of New Type of Hydroporphinoid Structure.

4.10pm

OP-Dy-3

M. Lipowska, G. Patonay and L. Strekowski, Georgia State University, USA

Near IR Absorbing and Fluorescing Cyanine Dyes for Bioanalytical Applications.

4.30pm

OP-Dy-4

D. W. Rangnekar and C. R. Shanbhag, Bombay University, India

Substituted Thieno[2,3-b] and Pyrrolo[2,3-b]quinoxalines - Synthesis and Application to Polyester.

I. Ninomyia, Chairman

3.30pm

OP-Sy-1

T. Kappe, University of Graz, Austria

Geminal Diazides of Heterocycles.

3.50pm

OP-Sy-2

M. Begtrup, Royal Danish School of Pharmacy. Denmark

Prediction of the Regioselectivity by Introduction of Substituents in Azoles.

4.10pm

OP-Sy-3

Y.-S. Hon and J.-L. Yan, Institute of Chemistry, China

The Ozonolytic Cleavage of Cycloalkenes in the Presence of Methyl Pyruvate to the Terminally Differentiated Compounds.

4.30pm

OP-Sy-4

J. Zhu, H. Yu and M. M. Kayser, The University of New Brunswick, Canada

Application of Wittig Reactions in the Synthesis of Heterocyclic Compounds.

4.50pm

OP-Sy-5

F. Marini, M. Tiecco, L. Testaferri, M. Tingoli and L. Bagnoli, Università di Perugia, Italy

Selenium Promoted Ring Closure Reactions. Synthesis of Nitrogen Containing Heterocyclic Compounds.

5.10pm

OP-Sy-6

W. De Buysser, F. Compernolle and G. Hoornaert, K. U. Leuven, Belgium

1,2,3,4-Tetrahydropyrazino[1,2-a]benzimidazoles via Double Cyclization with Final Formation of the Imidazole Ring.

A. Aitken, Chairman

3.30pm

OP-ST-1

B. Zwanenburg, R. C. de Laet, A. J. Derksen and J. B. van de Linden, University of Nijmegen, Netherlands

Heterocycles from Sulfines.

3.50pm

OP-ST-2

G. Kaugars, S. E. Martin, P. J. DiRoma, S. J. Nelson and W. Watt, The Upjohn Company, USA.

Alkylation and Phosphorylation of 2-Amino-2-thiazoline.

4.10pm

OP-ST-3

J. Buelens, W. Dehaen and G. L'abbé, Katholieke Universiteit Leuven, Belgium

A New Approach to Azapentalenes by an Addition-rearrangement Principle: Synthesis of Fused 1,2-Thiadiazoles.

4.30pm

OP-ST-4

T. S. Balaban and K. Hafner, Technische Hochschule Darmstadt, Germany

Substituted Derivatives of 4-Thia-and 4-Phospha-S-indacene.

4.50pm

OP-ST-5

H. Takayama, T. Suzuki, K. Ando, K. Konno, T. Hayashi, K. Kubomura, N. Fuchii, N. Akadegawa and Y. Kawakami, Teikyo University, Japan

Novel Building Block 4H,6H-Thieno[3,4-c]furan-5,5-dioxide.

5.10 pm

OP-ST-6

A. Maślankiewicz and A. Zieba, Silesian School of Medicine, Poland

Reactions of 1-Alkylquinolinium Salts derived from 3,4-Quinolinediyl Bis-sulfides with RNH₂-Compounds.

B. Danieli, Chairman

3.30pm

OP-Mi-1

R. Neidlein and U. Kux, Universität Heidelberg, Germany

Metallacycles and Syntheses with Transition Metal Complexes.

3.50pm

OP-Mi-2

F. D. Popp and F. D. Duarte, University of Missouri-Kansas City, USA

Pyridopyrazine Reissert Compounds.

4.10pm

OP-Mi-3

G. Cirrincione, A. M. Almerico, P. Diana, S. Grimaudo, G. Dattolo, E. Aiello and F. Mingola, Università di Palermo, Italy

Reactivity of Aminopyrroles: Protonation.

4.30pm

OP-Mi-4

A. K. Banerjee. J. Guillén and J. F. Correa, IVIC. Venezuela

Synthesis of Cyclic Ethers and their Utility in the Synthesis of Terpenoid Compounds.

4.50pm

OP-Mi-5

A. De Bruyn and F. Lambein, University of Ghent, Belgium

Involvement. of Imidazolidine during the Rearrangement of the Neurotoxin β-ODAP, whose Precursor is an Isoxazolin-5-one.

5.10pm

OP-Mi-6

X.-M. Zeng, J.-Q. Cai. X.-Y. Jiang and Y.-J. Gu, Dalian Institute of Chemical Physics, China

The Novel Decyano-substitution Reactions of Cyanopyridine Alkali Metal Complexes.

PO1-1

A. De Groot, R. Marek, R. Dommisse and G. Lemière, University of Antwerp (RUGA), Belgium

Synthesis and NMR Study of Esters of the Catechine

PO1-2

G. Lemière, M. Gao, A. De Groot, R. Dommisse and J. Lepoivre, RUGA, Belgium

Synthesis of both Enantiomers of 3',4-O-Dimethylcedrusin

PO1-3

K.C. Santhosh and K.K. Baiasubramanian, Indian Institute of Technology, India

Aryllead (IV) Triacetate Mediated Arylation of β-Ketosulphones: a Simple Route to Isoflavanoids

PO1-4

I. Mikhailopulo, N. Poopeiko, T. Tsvetovka, A. Marochkin, J. Baizarini and E. De Clercq, Institute of Bioorganic Chemistry, Byelorussia (C.I.S.)

Synthesis and Antiviral Activity of Sugar-modified Analogues of Adenosine

PO1-5

R.A Aitken, R.B. Ritchie and D.W.J. Wilson, University of St. Andrews, United Kingdom

Synthesis and Anti-tumour Activity of New Derivatives of 8-Carboxymethylflavone

PO1-6

W. Tückmantel, A.P. Kozikowski, Y. Liao, S. Ikonomovich and J.T. Wrobiewski, Mayo Clinic o Jacksonville, U.S.A

Synthesis and Neurobiological Activity of the Enantiomers of trans-Azetidine-2,4-dicarboxylic Acid and its N-Methyl Derivative

PO1-7

H.D. Banks, G.H. Posner, U.S. Army Chemical Research, U.S.A

Chemoselective Reactions of Functionalized Piperidones

PO1-8

V.G. Beylin ,O.P. Goel, B. Leja, M.E. Marlatt, A.D. Sercel and H.D.H. Showalter, Parke-Davis Pharmaceutical Research, U.SA.

An Efficient Large Scale Synthesis of R(+)- and S(-)-Enantiomers of a Novel 2‑Nitroimidazole Radiosensitizer

PO1-9

V. Kopelevich, I. Gracheva, E. Orechova, B. Kiyashchitsky, A Stepanov, V. Schvets, V. Gunar and V. Tischkin, Research Vitamin Institute, Russia

Niacin Conjugates as Potential Drugs. Synthesis and Pharmacological Activity of N‑Nicotinoyl-GABA and Inositol Nicotinates.

PO1-10

A. Monge, J.A Paiop and J.C. del Castillo, University of Navarra, Spain

New Quinoxalines Nitrogenated in Lateral Chain. Potential Inhibitors of 5HT-3

PO1-11

C.M. Passarotti, M. Valenti and M. Grianti, Instituto di Ricerche Biomediche M.G.C., Italy

(1S,5R)-2-thiabicyclo[3.3.0]oct-6-ene derivatives

PO1-12

N. Picci, V. Bertini, M. Pocci, F. Lucchesini, A De Munnn and F. Iemma, Università della Calabria, Italy

Polymeric Derivatives of 4-Aminomethylpyridine Designed for Enzyme Inhibition

PO1-13

T. Ineyama, K. Sakurai, H. Izawa, K. Izawa, T. Ohta and S. Nozoe, Central Research Laboratories, Japan

Synthesis of Carbapenems from L-Glutamic Acid

PO1-14

I. Okabayashi and H. Fujiwara, Niigata College of Pharmacy, Japan

Synthesis of 12H-[1]Benzopyrano- and 12H-[1]Benzothiopyrano-quinolin-12-ones

PO1-15

E. Oya, N. Tanaka, T. Kakuta and M. Baba, Nissan Chemical Industries, Ltd., Japan

A Novel Synthesis of 5-Hydroxypyrazoles

PO1-16

Y. Zama, Y. Okamoto and K. Takagi, Kitasato University, Japan

Regioselective Acylation of 2,5-Diamino-3-cyano-11H-pyrido[2,3-b][1,5] benzodiazepine as Possible Anti-ulcer Agent

PO1-17

Y. Kondo, T. Sakamoto, M. Uchiyama and H. Yamanaka, Tohoku University, Pharmaceutical Inst., Japan

Synthesis of CC-1065/Duocarmycin Pharmacophore via Intramolecular Heck Reaction

PO1-18

H. Hosono, T. Aotsuka, T. Kurihara, Y. Nakamura, T. Matsui and F. Kobayashi, Sapporo Breweries Ltd., Japan

Synthesis of 1,4-Benzothiazineacetic Acid and Related Analogues as Aldose Reductase Inhibitors

PO1-19

T. Aotsuka, H. Hosono, T. Kurihara, Y. Nakamura, T. Matsui, H. Ishikawa and F. Kobayashi, Sapporo Breweries Ltd., Japan

Synthesis of 4-Polyfluorobenzothiazol-2-yl-methyl-1,4-benzothiazine-2-acetic Acid Derivatives and their Aldose Reductase Inhibitory Activities

PO1-20

R.G. Micetich, M. Daneshtalab, O.O. Nguyen, C.M, Ha, H.T. Luu, M.D. Abel, M.L. Tempest and A.B. Oreski, Synphar Laboratories Inc., Canada

Novel N1-Azolylalkyl Quinolones as Strong Cytotoxic Agents

PO1-21

X.-Y. Jiao, M. Borloo and A Haemers, University of Antwerp, Belgium

A New Route for the Preparation of the Phosphinic Acid Analogue of Proline and Derived Pseudopeptides

PO1-22

K.-C. Liu and H.S. Huang, National Defense Medical Center, China

Synthesis of Novel Condensed Perimidine Derivatives as Potential Bioactive Agents

PO1-23

G. Varvounis and D. Korakas, University of Ionnina, Greece.

2-Aminomethyl-1-benzylpyrroles Precursors of the Novel 10,11-Dihydro-5H,12H-pyrrolo[2,1-c][1,4]Benzodiazocine Ring System.

PO1-24

A.S. Petek, I. Poljanšek, M. Valenčič, V. Tišler and M. Japelj, University of Ljubljana, Slovenia

Synthetic Methods for the Preparation of 3'-Substituted Cephalosporins

PO1-25

I. Poljanšek, A.S. Petek, M. Valenčič, V. Tišler and M. Japelj, University of Ljubljana, Slovenia

Synthesis of 2'-Substituted Methylpencillin Sulfones

PO1-26

M. Valenčič and M. Japelj , University of Ljubljana, Slovenia

The Synthesis of Semisynthetic Cephalosporines Antibiotics

PO1-27

G. Bernáth, Z. Szakonyi, F. Fülöp, P. Sohár, G. Argay and A Kálmán, Albert Szent-Gyorgyi Medical University, Hungary

Synthesis of t-Butylcyclopentane-fused Pyrimidinones, 1,3-Oxazines and 1,3‑Thiazines

PO1-28

F. Fülöp, L. Lázár, J. Tari, G. Bernáth, A. Kálmán and G. Argay, Albert Szent-Gyorgyi Medical University, Hungary

Synthesis and Conformation of Tetrahydroisoquinoline-fused Pyrimidines

PO1-29

Á. Behr, K. Czakó, I. Varga, P. Mátyus, A. Jednákovics, A. Kovács, L. Jaszlits, G. Rabloczky, I. Bódi and A Varró, Institute for Drug Research Ltd., Hungary

Synthesis and Antiarrhytmic Effect of Novel 3(2H)-Pyridazinones

PO1-30

M. Conradi, J. Bergman and T. Brimert, The Royal Institute of Technology, Sweden

Synthetic Studies of Pyrrolo(3,2-f)indoles

PO1-31

J. Lange, J. Karolak-Wojciechowska, M. Gniewosz, M. Wieczorek and J. Pienkiewicz, University of Technology (Politechnika), Poland

1,2,4-Triazolo[4,3-b]pyridazine Derivatives from 4-Substituted Tetrahydropyridazine-3,6-dione 3-Hydrazones and their Alkylation

PO1-32

J. Boryski, Institute of Bioorganic Chemistry, Poland

Thermal Rearrangement of 2-[(2-Acetoxyethoxy)methyl] Indazole

PO1-33

L. Skrzypek and A Maślankiewicz, Silesian School of Medicine, Poland

1,4-Di- and 4-Monosubstituted 3-Quinolinesulfonamides, Synthesis from Quinoline and Transformations of

PO1-34

K. Buysens, D. Vandenberghe and G. Hoornaert, KU Leuven, Belgium

Intramolecular Diels-Alder Reactions of 2(1H)-Pyrazinones: a New Synthesis of Pyrrolo[2,3-c]pyridin-7(6H)-ones and Betacarbolinones

PO1-35

E. Dequeker, F. Compernolle and G. Hoornaert, KU Leuven, Belgium

Synthesis of Chiral 2-Oxazolidinones and 2,7,8-Trioxabicyclo[3.2.1.]octane Derivatives from L-(S)-Erythrulose

PO1-36

M. Bourgaux, A.-F. Gillet, J. Marchand-Brynaert, M. Moya and L. Ghosez, UCL, Belgium

A New Rearrangement Leading to Orthoalkylation of Aromatic Compounds

PO1-37

O. Miserque, T. Delplanche, M. Demillequand and L. Ghosez, UCL, Belgium

A Convenient Synthesis of δ-Lactones and δ-Lactams by a [3+3] Strategy from 3‑Phenylsulphonyl Orthopropionates

PO1-38

A. Kilonda, F. Compernolle and G. Hoornaert, KU Leuven, Belgium

Synthesis of (1R,5S,6S,7S)-6,7-bis(benzyloxy)-8-oxa-3-azabicyclo[3.2.1]octane from 1‑Amino-1-deoxy-D-glucitol

PO1-39

N. Haider, G. Heinisch and J. Moshuber. University of Vienna, Austria

Synthesis of Condensed Heterocyclic Systems from 2-Fluorophenyl 3-Pyridazinyl ketone

PO1-40

M. Breiling and F.-P. Montforts, Universität Bremen, Germany

Studies on the Synthesis of the Naturally Occurring Bacteriochlorin Tolyporphin

PO1-41

R. Weis, K. Schweiger and U. di Vora, University Graz, Austria

Synthesis of New 4-Aminopiperidines

PO1-42

U. di Vora, R Weis and K. Schweiger, University Graz, Austria

New Substituted Diphenylpyralin-derivates

PO1-43

H. Lubenau, U. Rose and M. Dräger, Johannes-Gutenberg University, Germany

Synthesis, Chiral Discrimination and Pharmacology of Optically Pure Anellated Dihydropyridines

PO1-44

D. Geffken and C. Holst, Universität Hamburg, Germany

From Glycoloamidrazones to 4-Hydrazono-oxazolidin-2-ones and Tetrahydrooxazolo[4,3-c]-1,2,4-triazol-5-ones

PO1-45

C. Kunick, Universität Hamburg, Germany

Synthesis of Pentacyclic Azepine Derivatives

PO1-46

S.H. Doss, M.M. Abd El-Halim and V.B. Baghos, National Research Center, Egypt

Sultam Derivatives with Possible Schistosomicidal Activity Part XVI: Naphthosultams Part II

PO1-47

W. Verboom, RH. Vreekamp and D.N. Reinhoudt, University of Twente, The Netherlands

Aggregation of Calix[4]arenes Using Hydrogen Bonding Between Heterocycles

PO1-48

T.C. Barden and B.L. Buckwalter, American Cyanamid, U.S.A.

Bafilomycin A1 and Leucanicidin Analogs

PO1-49

D. Kusch and F.-P. Montforts, Universität Bremen, Germany

Amphiphilic Chlorins for Photodynamic Tumor Therapy and Other Purposes

PO1-50

A. Burchardt, Universität Hamburg, Germany

Synthesis of Substituted Pyrrolo[3,2,1-j,k][1,4]benzodiazepine-1,4(2H,3H)-diones

PO1-51

C. Pannecouque, P. Wigerinck, A. Van Aerschot and P. Herdewijn, Rega Institute, Belgium

Synthesis and Physical Properties of Oligonucleotides Containing a N-Cyanoguanidine Link

PO1-52

F. Verberckmoes, J. Van hemel, E.L. Esmans, R.A. Dommisse, F.C. Alderweireldt and A. De Groot, R.U.C.A., Belgium

Investigation on the Synthesis of Acyclic Pyridine-C-Nucleosides

PO1-53

F. Verberckmoes, P. Joos, E.L. Esmans, R.A. Dommisse and F.C. Alderweireldt, R.U.C.A., Belgium

Structure Determination of Pyridine-C-Nucleosides by ¹H-NMR and ¹³C-NMR

PO1-54

F. Vandendriessche, A. Van Aerschot and P. Herdewijn, Rega Institute, Belgium

Acyclic Nucleoside Analogues as Universal Nucleosides

PO1-55

I. Verheggen, A. Van Aerschot, N. Pillet, E. De Clercq and P. Herdewijn, Rega Institute, Belgium

Synthesis and Antiviral Activity of 1,5-Anhydrohexitol Nucleosides

PO1-56

M. Oivanen, A. Karpeisky, S. Zavgorodny and H. Lönnberg, University of Turku, Finland

Kinetics for the Acid-Catalyzed Hydrolysis of O⁸-, S⁸- and N⁸- Bridged Cyclonucleosides Related to Adenosine and Psicofuranine

PO1-57

M. Kosonen and H. Lönnberg, University of Turku, Finland

Interconversion and Hydrolysis of Ribonucleoside Phosphorotriesters

PO1-58

A.M. Dias, B.L. Booth and M.F. Proença, Universidade do Minho, Portugal

Synthesis of 5-Amino-8-(2'-hydroxyethyl)-2-oxo-4-tosylamino-imidazo[5,4-d]diazepine

PO1-59

L.-V. Hsu, C.-F. Chen, J.-S. Ho, D.S. Wise, LB. Townsend, L Celewicz and W. Urjasz, National Defense Medical Center, Taiwan, China

Synthesis and Biological Evaluation of Anti-conformationally Constrained 5-Substituted Acyclic Uridines

PO1-60

K. Golankiewicz, L Celewicz and W. Urjasz, Adam Mickiewicz University, Poland

Synthesis of 3'-N-Substituted 3'-Amino-3'-deoxythymidine Derivatives

PO1-61

M. Bretner, K. Felczak, T. Kulikowski, M. Balińska, W. Rode and D. Shugar, Institute of Biochemistry and Biophysics, Poland

Synthesis and Biological Activities of 4-Thio-5-substituted-, 2,4-Dithio- and 2,4-Dithio-5-fluoro-2'-deoxyuridines

PO1-62

B. Golankiewicz and J. Zeidler, Polish Academy of Sciences, Poland

Synthesis and NMR Spectral Characteristics of Deoxygenated Purine Nucleoside Analogues Constrained in syn Conformation

PO1-63

J. Eisaks, A Gutcaits, R. Renhofa, E. Rozners and E. Bizdena, Riga Technical University, Latvia

Naphtolic Acid Based Dye as a Mark for DNA Labeling

PO1-64

L.A. Alexandrova, M.A. Lukin, Ju.A. Sharkin and M.V. Jasko, Engelhardt’s Institute of Molecular Biol, Russia

Synthesis of Nucleoside 5'-Triphosphate Analogues with Reporter Groups for DNA Biosynthesis Investigation

PO1-65

A.V. Tsytovich, D.V. Philippov and D.V. Shamshin, Moscow Institute of Fine Chemical Techn., Russia

Acyclic Analogs of Dideoxydidehydronucleosides Containing Modified Heterocycles

PO1-66

A.D. Shutalev, I.E. Mikerin, B.M. Arshava, A.A. Nikitenko, Y.E. Raifeld and V.J. Lee, Institute of Fine Chemical Technology, Russia

A Stereo- and Enantioselective Synthesis of 3'-Fluoro (or Chloro)-4'-methyl-2',3'-dideoxythymidine

PO1-67

M.L. Fascio, N.B. D'Accorso and I.M.E. Thiel, Universidad de Buenos Aires, Argentina

1,3-Dipolar Cycloadditions as the Route to Obtain Nucleoside Analogues

PO1-68

G. Cristalli, S. Vittorio,R. Volpini, E. Camaioni, A. Eleuteri and G. Lupidi, University of Camerino, Italy.

2'-Deoxy and 2',3'-Dideoxy Derivatives of 1-Deazapurine with Pharmacological Properties

PO1-69

J.K. Gallos, E.G. Goga and A.E. Koumbis, Aristotelian University of Thessaloniki, Greece

Synthesis of Chiral Carbocyclic Building Blocks from D-Ribose via Intramolecular Nitrone Cycloaddition

PO1-70

J.K. Gallos, A.E. Koumbis and N.E. Apostolakis, Aristotelian University of Thessaloniki, Greece

Synthesis of Highly Oxygenated Carbocycles from Intramolecular Azomethine Imine Cycloaddition in Sugar Templates

PO1-71

K. Hirota, H. Takasu, Y. Kitade, Y. Tsuji and Y. Maki, Gifu Pharmaceutical University, Japan

Chernical Modification of Sugar Moiety via 2',3'-Anhydro Pyrimidine Nucleosides

PO1-72

I. Maeba, M. Wakimura, Y. Ito and C. Ito. Meijo University, Japan

Synthesis of Quinoxalines Acyclo-C-Nucleoside

PO1-73

A.K. Ly, University of Conakry, Guinee (West Africa)

Utilization of 5'-Substituted 2-Furylethylenes in the Synthesis of Heterocycles: Synthesis of Substituted 2-Oxopyridines, 2-Thioxopyridines and 2-Thioxopyrimidines

H. van der Plas, Chairman

8.30 am   

PL-4

U. K. Pandit, University of Amsterdam, Netherlands

Synthetic Studies Directed to the Novel Anti-tumour Alkaloids Sesbanimide and Manzamine A.

R. Castle, Chairman

9.30 am   

PL-5

A. Hassner, K. S. K. Murthy, R. Maurya. W. Dehaen, O. Friedman. Bar Ilan University, Israel

Stereoselectivity during Cycloadditions leading to Functionalized Heterocycles.

T. Selby, Chairman

11.00 am

IL-DA-3

H. J. Mayer, F. Hoffmann-La Roche Ltd., Switzerland

The Chemistry of Vitamins, an Important Class of Natural Heterocyclic and Isoprenoid Compounds.

11.30 am

IL-DA-4

Y. E. Raifeld, Institute of Fine Chemical Technology, Russia

A Universal Approach to the Total Synthesis of 2'-Deoxynucleosides.

D. Reinhoudt, Chairman

11.00 am

IL-MA-3

M. W. Hosseini. Université Louis Pasteur, France

Supramolecular Catalysis of Phosphoryl Transfer Processes by Macrocyclic Polyamines.

11.30 am

IL-MA-4

J. Becher, Odense University, Denmark

Syntheses of Redox Active Macrocyclic Ligands.

2.00 pm

IL-MA-5

F. P. Schmidtchen, Technische Universität München, Germany

Cyclic Versus Non-Cyclic Artificial Receptors for Anions.

F. Seela, Chairman

11.00 am

IL-Nu-3

K. Antonakis. CNRS. France

Modified Pentose and Hexose Nucleosides. Synthetic and Biological Importance.

11.30 am

IL-Nu-4

P. Herdewijn, Rega Institute, Belgium

Nucleosides with a Six Membered Carbohydrate

S. Seshadri, Chairman

11.00 am

IL-Dy-3

P. Gregory, Zeneca Specialities, UK

Phtalocyanines: Colorants with an Invisible Future.

11.30 am

IL-Dy-4

A. P. Chorlton, Zeneca Specialities, UK

Heterocyclic Chemistry in Modern Dyestuffs.

P. Molina, Chairman

11.00 am

IL-Sy-3

I. Ninomiya, Kobe Women's College of Pharmacy, Japan

Stereogenic Addition of Thiols to Electron-Deficient Double Bonds and its Application to the Synthesis of Biologically Active Compounds.

11.30 am

IL-Sy-4

J. G. Schantl, Universität Innsbruck, Austria

Tandem Cycloaddition Reactions of Azo-Alkenes.

G. L'abbé, Chairman

11.00 am

IL-ST-3

R. A. Aitken, T. Massil and S. V. Raut, University of St. Andrews, UK

Cycloaddition of Buⁿ₃P·CS₂ to Strained Double Bonds. Convenient One-pot Formation of 2-Alkylidene-1,3-Dithiolanes.

11.30 am

IL-ST-4

L. I. Belen'kii, Russian Academy of Science, Russia

Some Peculiar Reactions of Activated and Deactivated Thiophenes with Electrophiles.

J. Joule, Chairman

11.00 am

IL-Mi-3

K. A. Parker, Brown University, USA

Novel Methods for the Synthesis of C-Aryl Glycoside Natural Products.

11.30 am

IL-Mi-4

C.-K. Sha, T.-S. Jean, N.-T. Yau, S.-J. Huang, R.-T. Chiou, J.-F. Young, S.-H. Lih and W.-H. Tseng, National Tsing Hua University, Taiwan

α-Carbonyl Alkyl and Alkenyl Radicals for the Synthesis of Carbo- and Heterocyclic Compounds and Natural Products.

T. Selby, Chairman

2.00 pm

OP-DA-7

C.-C. Tzeng, K.-H. Lee and B.-R. Huang, Kaohsiung Medical College, Taiwan, China

Condensed as-triazine: Synthesis of 7-Phenylpyrazino[2,3-e]-as-triazines as Potential Antitumor Agents.

2.20 pm

OP-DA-8

P. Rajagopalan, D. H. Smith and W. K. Schmidt, Du Pont Merck Pharmaceutical Co., U.S.A.

The Synthesis and Potent Anticonvulsant Activity of the Novel 1,2,6bα,7,8α,9,10,10aα-Octahydro[1,4]thiazino[2,3,4-jk]carbazol-9-amine Dihydrochloride.

2.40 pm

OP-DA-9

M. Otsuka, H. Satake, L. L. Guan, Y. Sugiura, S. Murakami, M. Shibasaki, M. Doi, T. Ishida, M. Ishizuka, K. Maeda, S. Kobayashi, Kyoto University, Japan

Design and Synthesis of Heterocycles Aiming at DNA-cleaving and Antitumor Activities.

3.00 pm

OP-DA-10

A. Katoh, M. Inokawa, J. Ohkanda and K. Mitsuhashi, Seikei University, Japan

Development of New Synthetic Methods for Unnatural Aminoacids Containing 2(1H)-Pyrimidones.

3.20 pm

OP-DA-11

P. Kolar and M. Tišler, University of Ljubljana, Slovenia

Simple Synthesis of 3-Acylated Imidazo[1,5-a]pyridines and Pyrrolo[1,2-a]imidazoles from some a-Heteroarylglycine Esters.

3.40 pm

OP-DA-12

M. P. Groziak and A. D. Ganguly, Southern Illinois University, U.S.A.

New Benzo-fused Boroaromatic Heterocycles: Synthesis and Structural Equilibria.

D. Reinhoudt, Chairman

2.40 pm

OP-Ma-4

K. D. Berlin, G. L. Garrison, S. Sangiah, C.-L. Chen, R. Lazzara and B. J. Scherlag, Oklahoma State University, U.S.A.

Novel 3,7-Diheterabicyclo[3.3.1] Nonanes as Antiarrhythmic Agents.

3.00 pm

OP-Ma-5

D. Korakas and G. Varvounis, University of Ionnina, Greece

2-Aminomethyl-1-benzylpyrroles Precursors of the Novel 10,11-dihydro-5H,12H-pyrrolo{2,1-c][1,4]benzodiazocine Ring System.

F. Seela, Chairman

2.00 pm

OP-Nu-5

W. Pfleiderer, University of Konstanz, Germany

Pteridine Nucleoside Phosphoramidites -New Building Blocks for Oligonucleotide Synthesis.

2.20 pm

OP-Nu-6

Jelen, J. Svete, C. Turk, B. Stanovnik and M. Tišler, University of Ljubljana, Slovenia

Azomethine Imines in the Synthesis of α-Amino Acid Derivatives, γ-Lactams and C-Nucleosides.

2.40 pm

OP-Nu-7

N. Katagiri, H. Sato, A Kurimoto, H. Nochi, A Yamada and C. Kaneko, Tohoku University, Japan.

Utilization of Isonitroso Meldrum's Acid for the Synthesis of Novel Heterocyclic Compounds.

3.00 pm

OP-Nu-8

L. Meerpoel, A Van Hollebeke and G. Hoornaert, KU Leuven, Belgium

Synthesis of Various Substituted 2(1H)-Pyridinone C-Nucleosides from 2H-1,4-oxazin-2-ones.

3.20 pm

OP-Nu-9

H. Jin, H. L. A Tse, M. A Siddiqui, C. A Evans, T. S. Mansour, C. M. Beels, P. Ravenscroft and M. Goodyear, Biochem Therapeutic Inc., Canada

Diastereoselective Synthesis of β-l-2'-Deoxy-3'-thiacytidine(3TC) and its Analogues. New Methodology for Preparing a Unique Class of Nucleoside Analogues.

3.40 pm

OP-Nu-10

M. Jachak, M. Mittelbach and H. Junek, K.RT. Arts, B.H. Commerce and AM. Science College, India and University of Graz, Austria

A New Route for the Syntheses of 5-Fomryicytosine Derivatives.

P. Molina, Chairman

2.00 pm

OP-Sy-7

A. Padwa, D. L. Hertzog and W. R. Nadler, Emory University, U.S.A

Intramolecular Cycloaddition Reactions of Mesoionic Dipoles.

2.20 pm

OP-Sy-8

F. Beaulieu and V. Snieckus, University of Waterloo, Canada

Intramolecular Aryl to α-Amidoyl Radical 1,5-Hydrogen Atom Transfer Reactions. Highly Diastereoselective Route to Substituted β-Alanine Derivatives.

2.40 pm

OP-Sy-9

T. Naito, Y. Honda, O. Miyata and I. Ninomiya, Kobe Woman's College of Pharmacy, Japan

Thiyl Radical Induced Cyclization for the Synthesis of Heterocycles: Synthesis of Anantines.

3.00 pm

OP-Sy-10

M. Komatsu and Y. Ohshiro, Osaka University, Japan

Novel Generation of Azomethine Ylides by Silicon Shift and their Cycloaddition Reaction.

3.20 pm

OP-Sy-11

T.-s. Chou, Academia Sinica, Taiwan, China

Synthesis and Reactions of Quinoxaline-fused 3-Sulfolene.

3.40 pm

OP-Sy-12

T. Sheradsky and J. Milvitskaya, The Hebrew University, Israel

Asymmetric Synthesis of Poly-functional Amino Acids Through Heterocyclic Intermediates.

J. Joule, Chairman

2.00 pm

OP-Mi-7

M. Natsume, H. Murataka , I. Utsunomiya, K. Okabe and F. Sakurai, Research Foundation Itsuu Laboratory, Japan

Application of a Novel Indole Cyclization Reaction to an Enantiospecific Synthesis of Antitumor Substances Related to Aziridinomitosenes.

2.20 pm

OP-Mi-8

M. Sato, M. Murakami and S. Nagashima, Tohoku University, Japan

Asymmetric Synthesis Based on the Conformation Control of 6‑Membered Heterocycles.

2.40 pm

OP-Mi-9

G. Kollenz, C. O. Kappe and C. Wentrup, University of Graz, Austria

A Novel Access to Functionalized Bridged Bis-dioxines.

3.00 pm

OP-Mi-10

A. S. Kiselyov and L. Strekowski, Georgia State University, U.S.A.

Novel Chemistries of N-Fluoropyridinium salts.

3.20 pm

OP-Mi-11

D. Giomi, R. Nesi and S. Turchi, University Firenze, Italy

4-Nitroisoxazoles as Synthetic Equivalents of the Corresponding 4,5‑Didehydroderivatives in [2+4] Cycloaddition Processes.

3.40 pm

OP-Mi-12

M. H. Elnagdi, E. A. A. Hafez, Z. E. Kandeel, A. I. Koriam and S. M. Sayed, Cairo University, Egypt

Studies with Polyfunctional Substituted Heteroaromatics: 4-Arylidine-2-phenyl-oxazolin-5-ones as Precursors for Functionally Substituted Pyrroles, Benzofuranes, Isoquinolines and Pyrazolo[1,5-a]pyrimidines.

PO2-74

S. Nan'ya and Y. Butsugan, Nagoya Institute of Technology, Japan

Isoindole, Thiazine and Thiazole Derivatives from O-Diacylbenzenes

PO2-75

M. Kuroki and Y. Tunashima, Shibaura Institute of Technology, Japan

8,10-Disubstituted 7H,11-azabenzanthren-7-ones from 3 Aminophenalenone and 1,3‑Diketones

PO2-76

S. Arai, M. Koyama, S. Yamauchi, M. Hida and T. Yamagishi, Tokyo Metropolitan University, Japan

Synthesis of Phenylpyrroloanthrones as a Laser Dye

PO2-77

L.M. Gornostaev, E.V. Arnold, T.I. Lavrikova, G.F. Zeibert and V.T. Sakilidi, Krasnoyarsk Gos. Pedagogical University, Russia

Some Reactions of 6H-6-Oxoantra[1,9-cd]isoxazols

PO2-78

D.I. Ivanova, A.A. Khodonov, S.V. Eremin, B.I. Mitsner and V.I. Shvets, Lomonosow Institute of Fine Chem. Techn., Russia

Synthesis of new Fluorescent Coumarin-containing Dyes

PO2-79

G. Seu, C. Serra, S. Petruzelli and R. Pompei, Università di Cagliari, Italy

Synthesis and Biological Activity of Aminoazo Triazole Dyes

PO2-80

W. Moreda-Martino and A.R. Forrester, University of Aberdeen, United Kingdom

Novel Heterocyclic Dyes as Malaria Diagnostics

PO2-81

D.W. Rangnekar and G.J. Kazemi, Bombay University, India

6-Acetyl-4-(aryl/hetaryl) azo-5-methylthieno[2,3-c]isothiazole Dyes - Synthesis and Application Polyester

PO2-82

I.A. Mikhailopulo, E.N. Kalinichenko, T.L. Podkopaeva, H. Rosemeyer and F. Seela, Institute of Bioorganic Chemistry, Byelorussia (C.I.S.)

1-Deazaadenosine Replacing Adenosine in (2'→5')ApApA

PO2-83

A. Sackus, V. Martynaitis and R. Degutyte, Kaunas University of Technology, Lithuania

Condensations of Imidazo-and Pyrimido[1,2-a]indol-2-one Derivatives with Aromatic Aldehydes

PO2-84

V. Snieckus and B.-p. Zhao, University of Waterloo, Canada

Combined Metalation - Cross Coupling Approach to Phenanthroviridin and Related Natural Products

PO2-85

V. Snieckus, F. Beaulieu and C. Quesnelle, University of Waterloo, Canada

Directed ortho Metalation-Cross Coupling Connections. Ni(O)-Catalyzed Cross Coupling of Aryl S-Thiocarbamates an Aryl Triflates with Grignard and Organo Zinc Reagents

PO2-86

M. Keppens and N. De Kimpe, University Gent, Belgium

A Convenient Synthesis of Pyrroline and Piperideine Alkaloids via Stabase-protected Functionalized Imines

PO2-87

M. Boeykens and N. De Kimpe, University Gent, Belgium

2-Methyleneazetidines as Substrates for the Synthesis of Functionalized Azetidines and Pyrrolidines

PO2-88

M. Boelens and N. De Kimpe, University Gent, Belgium

Ring Contraction of 3-Alkoxypiperidines to Functionalized Pyrrolidines

PO2-89

D. De Smaele and N. De Kimpe, University Gent, Belgium

Synthesis of Functionalized Aziridines and Azetidines from N-(Alkylidene)- and N-(Arylidene)-ω-haloalkylamines

PO2-90

F. Kumli, C. Schmit and L. Ghosez, UCL, Louvain-la-Neuve, Belgium

Vicinal Alkylation of Alkynes: a Short Route towards Butenolides

PO2-91

A.A.K. Vervaet and I.V. Vedernikova, Universite du Burundi, Burundi

Nucleophilic Reactions of 4-Oxo-1,4-Dihydropyrimidinium Perchlorates (I) and 1,4-Dihydropyrimidones(II)

PO2-92

C. De Tollenaere and L Ghosez, UCL, Belgium

1-tert.Butyldimethylsilyloxyvinyl Isocyanates: New Reagents for the Construction of Polysubstitued Nitrogen Heterocycles

PO2-93

E. Stanoeva, A. Georgieva, K. Karamfilova, S. Spassov, M. Haimova, N. De Kimpe and M. Boelens, University of Sofia, Bulgaria

Synthesis of 11H-4b,10b-dihydro[1]benzopyrano[4,3-c]isoquinoline-6,11(5H)-diones and 13H-6c,12b-dihydronaphto[1',2':5,6]pyrano[4,3-c]isoquinoline-8,13(7H)-dione from Homophtalic Anhydride and N-(Hydroxyarylidene )alkylamines

PO2-94

C.O. Kappe, G. Kollenz, G. Farber and C. Wentrup, Kari-Franzens University, Graz, Austria

Dipivaloylketene and its Dimers. [2+4] Versus [2+2] Cycloaddition Reactions of α-oxo ketenes

PO2-95

U. Jordis, M. Burkart and J. Cieplik, Technische Universität Wien, Austria

Nucleophilic Aromatic Substitution of Quinolone Carboxylic Acid-difluoroborinic Anhydrides: Novel Substituted and Annelated Quinolones

PO2-96

U. Jordis, K. Bhattacharya, P.Y. Boamah and V.J. Lee, Technische Universität Wien, Austria

Synthesis of Thieno[2,3-d]-1,3-dithiol-2-thiones from Thieno[3,2-d]-1,2,3-thiadiazoles: Matriushka1-type Autoclave for High-Temperature, High-Pressure Thermolysis Microscale Reactions

PO2-97

P. Stanetty and M. Schmid, Technical University, Austria

Lithiation of 6-Methoxy-1,2,3,4-tetrahydroquinoline Derivatives

PO2-98

E. Gössnitzer, W. Wendelin and H. Fellner, University of Graz, Austria

Decahydro-2H-quinazolino[3,2-a]quinazolines: Synthesis and Structural Elucidation by High-Resolution NMR

PO2-99

E. Gössnitzer, W. Wendelin, U. Radner and D.A. El Ella, University of Graz, Austria

3-Cylohexyl-2-(cyclohexylidenemethyl)-1,5-diaryl-1,5-pentanediones: Syntheses and Reactions with Methylamine and Amidine

PO2-100

W. Wendelin, E. Breitmaier and K. Schermanz, University Graz, Austria

Synthesis and Structural Elucidation of (5E)-5-Benzyliden-9-phenyl-(trans-9H,9aH-trans-4a-1,2,3,4,4a,5,6,7,8,10a-decahydroxanthen-4a-ol by High-Resolution NMR

PO2-101

U. Hanefeld and H. Laatsch, Institut für Organische Chemie, Germany

On the Mechanism of 3-Substituted Pyrrole-2,4-dicarboxylic Acid Ester Formation

PO2-102

A. Hetzheim, J. Uibricht and H. Venz, Ernst-Moritz-Arndt-Universität, Germany

New Synthesis of 1,3-Diacylamino-2-imino-imidazolines by Ring Transformation

PO2-103

O. Muraoka, K. Okumura, M. Okumura, G. Tanabe, T. Momose and C.H. Eugster, Kinki University, Japan

Syntheses of α,α'-cis-Substituted Piperidine and Pyrrolidine Alkaloids by the Regioselective α-Cleavage of 2-Alkyl-ω-azabicyclo[3.n.1]alkan-3-one

PO2-104

J. Sakakibara, I. Matsuura and A. Nagatsu, Nogoya City University, Japan

Oxidative transformation of 5-Aminopyrimidinones

PO2-105

C. Kashima, I. Fukuchi and A. Hosomi, University of Tsukuba, Japan

Stereoselective N-Acylation of a New Chiral Auxiliary Compound: 3‑Phenylmenthopyrazole

PO2-106

T. Ishikawa, H. Ishii, M. Murota, Y. Aoki and T. Harayama, Chiba University, Japan

The Structure and Synthesis of Arnottin I: a 6H-benzo[d]naphto[1,2-b]pyran-6-one Derivative from Plant Source

PO2-107

T. Ibata, H. Suga, X. Shi and H. Fujieda, Osaka University, Japan

Stereoselective Formation of Oxazolines in the Lewis Acid Catalyzed Reaction of Oxazoles with Carbonyl Compounds

PO2-108

Y. Murakami, H. Yokoo and T. Watanabe, Toho University, Japan

Effect of Substituent in the O-Sulfonyloxyphenylhydrazone on the Fischer Indolization

PO2-109

H. Hara, K.-i. Kaneko, H. Uchida, M. Endoh and O. Hoshino, Science University of Tokio, Japan

A Novel Reaction of N-Cyanomethyltetrahydroisoquinoline Methiodides

PO2-110

T. Sano, T. Saitho and J. Toda, Showa College of Pharmaceutical Sciences, Japan

Thermal Cycloaddition Reaction of Aryloylketene to 1-Aryl-1-trimethylsiloxy Olefin: Formation of 4-Pyrone

PO2-111

Y. Terao, H. Nagai, T. Shiozawa and K. Achiwa, University of Shizuoka, Japan

Facile Synthesis of Enantiomeric β-Lactams by Enzymatic Resolution

PO2-112

M. Sakamoto, Y. Nonaka, M. Akahane, N. Maeda and T. Kawasaki, Meiji College of Pharmacy, Japan

Synthesis of 3-Methoxycarbazoles, Hyellazole and Deoxycarbazomycin B

PO2-113

J. Ohkanda, K. Mitsuhashi and A. Katoh, Seikei University, Japan

Synthesis and Iron(III)-holding Property of a Novel Tripodal Ligand Containing N-Hydroxy-2(1H)-pyrazinone

PO2-114

K. Harada, K. Sasaki and S. Zen, Kitasato University, Japan

Diels-Alder Reaction of Benzofuroisoxazoles

PO2-115

K. Nakagawa, K. Tabuchi, T. Yano and M. Hanack, Niihama National College of Technology, Japan

Synthesis of Heterocycle-Fused Quinones (V)

PO2-116

T. Kanokahara, T. Murayama and H. Arai, Science University of Tokyo, Japan

Synthesis of 2-Pentafloroethyl-4H-quinolizin-4-ones and Methyl Esters of their 3-Carboxylic Acids

PO2-117

A. Takada, M. Sekine and M. Koyama, Kitasato University, Japan

Synthesis of 1,2,4-Triazines by Ring Transformations

PO2-118

Y. Kitahara, S. Nakahara, T. Yonezawa, M. Nagatsu, H. Onikura and A. Kubo, Meiji College of Pharmacy, Japan

Synthesis of Aromatic Alkaloids Possessing Iminoquinolinequinone Structure

PO2-119

M. Nakagawa, T. Kawate, T. Kakikawa, H. Yamada, Y. Kishita and T. Hino, Chiba University, Japan